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sdrangel/plugins/feature/ambe/ambeworker.h

162 lines
5.5 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
// written by Christian Daniel //
// Copyright (C) 2015-2019, 2022 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef SDRBASE_AMBE_AMBEWORKER_H_
#define SDRBASE_AMBE_AMBEWORKER_H_
#include <QObject>
#include <QDebug>
#include <QDateTime>
#include "export.h"
#include "dvcontroller.h"
#include "util/messagequeue.h"
#include "util/message.h"
#include "dsp/filtermbe.h"
#include "dsp/dsptypes.h"
#include "audio/audiocompressor.h"
class AudioFifo;
class AMBEWorker : public QObject {
Q_OBJECT
public:
class MsgTest : public Message
{
MESSAGE_CLASS_DECLARATION
public:
static MsgTest* create() { return new MsgTest(); }
private:
MsgTest() {}
};
class MsgMbeDecode : public Message
{
MESSAGE_CLASS_DECLARATION
public:
const unsigned char *getMbeFrame() const { return m_mbeFrame; }
SerialDV::DVRate getMbeRate() const { return m_mbeRate; }
int getVolumeIndex() const { return m_volumeIndex; }
unsigned char getChannels() const { return m_channels % 4; }
bool getUseHP() const { return m_useHP; }
int getUpsampling() const { return m_upsampling; }
AudioFifo *getAudioFifo() { return m_audioFifo; }
static MsgMbeDecode* create(
const unsigned char *mbeFrame,
int mbeRateIndex,
int volumeIndex,
unsigned char channels,
bool useHP,
int upsampling,
AudioFifo *audioFifo)
{
return new MsgMbeDecode(mbeFrame, (SerialDV::DVRate) mbeRateIndex, volumeIndex, channels, useHP, upsampling, audioFifo);
}
private:
unsigned char m_mbeFrame[SerialDV::MBE_FRAME_MAX_LENGTH_BYTES];
SerialDV::DVRate m_mbeRate;
int m_volumeIndex;
unsigned char m_channels;
bool m_useHP;
int m_upsampling;
AudioFifo *m_audioFifo;
MsgMbeDecode(const unsigned char *mbeFrame,
SerialDV::DVRate mbeRate,
int volumeIndex,
unsigned char channels,
bool useHP,
int upsampling,
AudioFifo *audioFifo) :
Message(),
m_mbeRate(mbeRate),
m_volumeIndex(volumeIndex),
m_channels(channels),
m_useHP(useHP),
m_upsampling(upsampling),
m_audioFifo(audioFifo)
{
memcpy((void *) m_mbeFrame, (const void *) mbeFrame, SerialDV::DVController::getNbMbeBytes(m_mbeRate));
}
};
AMBEWorker();
~AMBEWorker();
void pushMbeFrame(const unsigned char *mbeFrame,
int mbeRateIndex,
int mbeVolumeIndex,
unsigned char channels,
bool useHP,
int upsampling,
AudioFifo *audioFifo);
bool open(const std::string& deviceRef); //!< Either serial device or ip:port
void close();
void process();
void stop();
bool isAvailable();
bool hasFifo(AudioFifo *audioFifo);
uint32_t getSuccessCount() const { return m_successCount; }
uint32_t getFailureCount() const { return m_failureCount; }
void postTest()
{
//emit inputMessageReady();
m_inputMessageQueue.push(MsgTest::create());
}
MessageQueue m_inputMessageQueue; //!< Queue for asynchronous inbound communication
signals:
void finished();
public slots:
void handleInputMessages();
private:
void upsample(int upsampling, short *in, int nbSamplesIn, unsigned char channels);
void noUpsample(short *in, int nbSamplesIn, unsigned char channels);
void setVolumeFactors();
SerialDV::DVController m_dvController;
AudioFifo *m_audioFifo;
QDateTime m_timestamp;
volatile bool m_running;
int m_currentGainIn;
int m_currentGainOut;
short m_dvAudioSamples[SerialDV::MBE_AUDIO_BLOCK_SIZE];
AudioVector m_audioBuffer;
uint m_audioBufferFill;
float m_upsamplerLastValue;
float m_phase;
MBEAudioInterpolatorFilter m_upsampleFilter;
int m_upsampling;
float m_volume;
float m_upsamplingFactors[7];
AudioCompressor m_compressor;
uint32_t m_successCount;
uint32_t m_failureCount;
};
#endif // SDRBASE_AMBE_AMBEWORKER_H_